Dyfyniad APA

Pawson, D. L. (1978). The Echinoderm fauna of Ascencion island. Smithsonian Institution Press.

Dyfyniad Arddull Chicago

Pawson, David Leo. The Echinoderm Fauna of Ascencion Island. Washington: Smithsonian Institution Press, 1978.

Dyfyniad MLA

Pawson, David Leo. The Echinoderm Fauna of Ascencion Island. Smithsonian Institution Press, 1978.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.